Verskeie opsies word as moontlike antwoorde op die volgende vrae gegee - NSC Agricultural Sciences - Question 1 - 2020 - Paper 1
Question 1
Verskeie opsies word as moontlike antwoorde op die volgende vrae gegee. Kies die korrekte antwoord en skryf slegs die letter (A–D) langs die vraagnommers (1.1.1 tot ... show full transcript
Worked Solution & Example Answer:Verskeie opsies word as moontlike antwoorde op die volgende vrae gegee - NSC Agricultural Sciences - Question 1 - 2020 - Paper 1
Step 1
1.1.1 'n Kostedoeltreffende proteïenaanvulling vir 'n herkouer is …
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Answer
Die korrekte antwoord is C vismeel. Vismeel is 'n proteïenaanvulling wat hoogs verteerbaar is en waardevolle voedingsstoffe bied.
Step 2
1.1.2 Keratomalasie word deur 'n tekort aan ... in plaaslike veroorsaak.
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Die korrekte antwoord is B vitamien A. 'n tekort aan vitamien A kan keratomalasie veroorsaak, wat die gesondheid van die diere benadeel.
Step 3
1.1.3 Die duur van die herkouer se voedselabsorpsie van voedingstowwe aangetas om:
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Die korrekte antwoord is (i), (iii) en (iv). Hierdie aspekte beïnvloed die effektiwiteit van die voedselabsorpsie in herkouers.
Step 4
1.1.4 Die deel van die herkouer se spysverteringskanaal wat vir chemiese vertering verantwoordelik is:
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Die korrekte antwoord is D Abomasum. Die abomasum is die deel van die spysverteringskanaal waar chemiese vertering plaasvind.
Step 5
1.1.5 Beskerming teen ... is NIE 'n voordeel van skuile by veeboerdery nie.
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Die korrekte antwoord is B predator. Skuilings bied beskerming teen weer, nie teen predatory diere nie.
Step 6
1.1.6 Die volgende verwys na 'n eksenteriese produksiesisteem:
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Die korrekte antwoord is (i), (ii) en (iv). Hierdie kenmerke definieer 'n eksenteriese produksiesisteem.
Step 7
1.1.7 ... is 'n protosoöse siekte by pluimvee wat 'n dun watertige diarree met sint verwek het.
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Die korrekte antwoord is C Newcastle-siekte. Hierdie siekte veroorsaak ernstige diarree en kan dodelik wees.
Step 8
1.2.1 A: Haversrotiënd.
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Beide A en B. Haversrotiënd het 'n hoë ruweselinhoud.
Step 9
1.2.2 B: Tehoï.
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Geen. Tehoï is nie relevant vir die item nie.
Step 10
1.2.3 A: Lipase.
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Slegs A. Lipase is die ensiem wat verantwoordelik is vir die vetvertering.
Step 11
1.2.4 A: Amilase.
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Slegs A. Amilase is verantwoordelik vir die afbreek van stysels.
Step 12
1.2.5 A: Jongrakt.
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Beide A en B. Jongrakt is 'n fasiliteit vir klein diere.
Step 13
1.3.1 Die mate van verteerbaarheid van 'n voer as 'n persentasie van die droëmateriële-inname uitgedruk.
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Die korrekte term is Verteerbaarheidseffisiënt.
Step 14
1.3.2 Mondelike inname van geneesmiddels en medisyne om siektes te beheer.
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Die korrekte term is Dosering.
Step 15
1.3.3 Die proses om diens in die serviës van 'n vroulike diere te verkry.
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Die korrekte term is Kunsmatige Inseminasie/KI.
Step 16
1.3.4 'n Toestand waar suksesvolle voortplant maar geen bevugtigings gevolg kan aangebring.
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Die korrekte term is Steriliteit.
Step 17
1.3.5 Metode wat melkboere kan instel om die help met die identifiseer van koeie wat in hitte is.
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Die korrekte term is Progesteron.
Step 18
1.4.1 Verander oor die ONDERSTREEPTE WOORD in ELK van die volgende stellings.
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Die korrekte aanpassing is om Sublinguale na Vrylopend te verander.
Step 19
1.4.2 Verander oor die ONDERSTREEPTE WOORD in ELK van die volgende stellings.
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Die korrekte aanpassing is om Hipoplasie na Prostaat te verander.
Step 20
1.4.3 Verander oor die ONDERSTREEPTE WOORD in ELK van die volgende stellings.
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Die korrekte aanpassing is om Spoeling/oes na Vrystelling te verander.
